67941978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:539

約数の個数: 64

約数和(自身を含む): 153280512

約数和(自身を除く): 85338534

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 47, 78, 86, 94, 129, 141, 258, 282, 431, 559, 611, 862, 1118, 1222, 1293, 1677, 1833, 2021, 2586, 3354, 3666, 4042, 5603, 6063, 11206, 12126, 16809, 18533, 20257, 26273, 33618, 37066, 40514, 52546, 55599, 60771, 78819, 111198, 121542, 157638, 240929, 263341, 481858, 526682, 722787, 790023, 871051, 1445574, 1580046, 1742102, 2613153, 5226306, 11323663, 22647326, 33970989, 67941978]

約数ペア:

[(1, 67941978), (2, 33970989), (3, 22647326), (6, 11323663), (13, 5226306), (26, 2613153), (39, 1742102), (43, 1580046), (47, 1445574), (78, 871051), (86, 790023), (94, 722787), (129, 526682), (141, 481858), (258, 263341), (282, 240929), (431, 157638), (559, 121542), (611, 111198), (862, 78819), (1118, 60771), (1222, 55599), (1293, 52546), (1677, 40514), (1833, 37066), (2021, 33618), (2586, 26273), (3354, 20257), (3666, 18533), (4042, 16809), (5603, 12126), (6063, 11206)]